Matthew S. Chang, MD
NPI 1902849466ActiveIndividual· Surgery· Jamestown, NY
Surgery (MD) in Jamestown, New York, trained at University of Maryland School of Medicine (class of 1996). 167 Medicare patients in 2024, $37,797 paid; nearly all of their 141 Part D prescriptions were generic (97%). W. L. Gore & Associates, Inc. was the largest of 4 companies reporting payments in 2024, $197.37 in all, mostly food and beverage.
Overview
| NPI | 1902849466 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 13, 2006 |
| Last updated in NPPES | Jan 25, 2024 |
| Certified by provider | Jul 29, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 221303-01 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (NY); Practitioner - General Surgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 167 |
|---|---|
| Services billed | 319 across 62 procedure codes |
| Paid by Medicare | $37,797 |
Part D prescriptions in 2024
| Prescriptions (claims) | 141 · 157 30-day fills |
|---|---|
| Patients | 96 |
| Total drug cost | $1,042 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Maryland School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | General Surgery |
Medical group
- Great Lakes Physician Practice PCDunkirk, NY · 144 clinicians
Hospital affiliation
- Upmc Chautauqua at WcaJamestown, NY
Industry payments (Open Payments)
- 2024$197.37 · 4 payments from 4 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $149.99 | 1 |
| Abbott Laboratories | $17.72 | 1 |
| Medtronic, Inc. | $15.82 | 1 |
| Cook Medical LLC | $13.84 | 1 |
What the 2024 payments were for
- Food and Beverage$197.37 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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